CPU126-2Q/CPU126-2R
· Order number: CPU126-2Q DC/DC/DC UN126-2AD23-0XB8;
CPU126-2R AC/DC/RLY UN126-2BD23-0XB8；
· The machine integrates 24 digital inputs and 16 digital outputs;
· The program space is 24K, and the data space is 10K. Support battery card memory card function, can expand up to 7 I/O modules;
· Support 2 single-phase 20KHz, 1 AB-phase 10KHz counting. Support 2 channels of 20KHz high-speed pulse output;
· The machine comes with 2 RS485 communication interfaces, supports free port, PPI slave station, MODBUS-RTU communication;
· Using FLASH technology, no additional battery support is required, and the power-down data is permanently stored;
· Support AES iterative encryption technology to protect user programs and intellectual property;
|
model |
CPU 126-2Q DC/DC/DC (transistor) |
CPU 126-2R AC/DC/RLY (Relay) |
|
order number |
UN126-2AD23-0XB8 |
UN126-2BD23-0XB8 |
|
physical properties |
||
|
Dimensions (W*H*D) |
196 x 80 x 62 mm |
|
|
Power consumption |
10W |
17W |
|
Power characteristics |
||
|
Rated voltage |
DC 24V |
AC 220V |
|
Input voltage |
DC 20.4 to 28.8V |
AC 85 to 264V |
|
Input Current |
100mA (CPU only, at 24VDC) |
60/30mA (CPU only, 120/240VAC) |
|
electric shock |
12A at 28.8V DC |
20A at 264V AC |
|
Insurance |
3A 250V slow melting |
3A 250V slow melting |
|
sensor voltage |
L + minus 5V |
20.4 to 28.8VDC |
|
sensor current |
300mA (max) |
300mA (max) |
|
Ripple noise |
from input power |
Less than 1V peak fraction |
|
Memory characteristics |
||
|
program memory |
24K |
|
|
data storage |
10K |
|
|
General Features |
||
|
Total number of timers |
256 in total, 4 1ms, 16 10ms, 236 100ms |
|
|
Total number of counters |
256 |
|
|
time interruption |
2 1ms resolution |
|
|
edge interrupt |
4 rising edges/4 falling edges |
|
|
Analog potentiometer |
not support |
|
|
Real Time Clock |
Supported, 50 hours/typ. (minimum 8 hours at 40°C) after power down |
|
|
Card Options |
memory card, battery card |
|
|
Power-down retention |
Supported ( data retention up to 10 years ) |
|
|
Serial communication function |
||
|
interface |
2 RS-485 standard PPI communication ports Support Freeport and MODBUS communication |
|
|
Communication baud rate |
PPI: 9.6, 19.2, 187.5kbps three baud rates Free port: 1.2kbps～115.2kbps |
|
|
Maximum length of each cable |
With isolated interruption relays: 187.5kbps up to 1000 meters, 38.4kbps up to 1200 meters, 50 meters without isolated repeaters |
|
|
Maximum number of sites |
32 stations per segment, 126 stations per network |
|
|
Maximum number of master stations |
32 |
|
|
PPI master mode |
support |
|
|
I/O characteristics |
||
|
Local digital input |
24 inputs |
|
|
Local digital output |
16 outputs |
|
|
Local analog input |
none |
|
|
Local analog output |
none |
|
|
Digital I/O Image Area |
256 ( 128 in / 128 out) |
|
|
Analog I/O image area |
64 ( 32 in / 32 out) |
|
|
Maximum allowable expansion I/O modules |
7 modules |
|
|
Digital Input Characteristics |
||
|
The number of digital input points integrated in the machine |
24 inputs |
|
|
input type |
PNP/NPN |
|
|
Rated voltage |
24VDC，4mA |
|
|
Maximum continuous allowable voltage |
30V DC |
|
|
surge voltage |
35VDC, 0.5 seconds |
|
|
logic 1 [minimum] |
15VDC 2.5mA |
|
|
logic 0[max] |
5VDC 1mA |
|
|
input filter |
1-13ms |
|
|
Allowable leakage current [max] |
1mA |
|
|
isolation |
is opto-isolated |
|
|
Optical isolation |
500VAC for 1 minute |
|
|
high-speed counter |
Single-phase 20K[2 pieces] |
|
|
AB phase 10K[1] |
||
|
Digital output characteristics |
||
|
Local integrated digital output points |
16 outputs |
|
|
output type |
Solid State - MOSFET |
dry contact |
|
Rated voltage |
24VDC |
24VDC or 250VAC |
|
voltage range |
20.4～28.8VDC |
5～30VDC 5～250VAC |
|
Inrush current (max) |
8A，100ms |
5A 4s 10% duty cycle |
|
logic 1 (minimum) |
20VDC (at maximum current) |
- |
|
logic 0 (max) |
0.1VDC, 10KΩ load |
- |
|
Rated current per point (max) |
0.75A |
2A |
|
Current rating per common (max) |
6A |
10A |
|
Leakage current [max] |
10uA |
- |
|
Lamp load [max] |
5W |
30W DC/200W AC |
|
Inductive clamping voltage |
L+ minus 48VDC 1W power consumption |
- |
|
On-resistance [contact] |
0.3Ω typical (0.6Ω max) |
0.2Ω (max when new) |
|
Pulse frequency [max] |
20kHz 2 [Q0.0 Q0.1] |
1Hz |
|
mechanical life cycle |
- |
10000000 (no load) |
|
Contact life |
- |
100000 (rated load) |
|
Two outputs in parallel |
Yes, only when outputting the same group |
no |
|
Environmental parameters |
||
|
Working temperature |
0°C to +60°C (horizontal installation), 0°C to +40°C (vertical installation) |
|
|
Transport ambient temperature |
-20℃～＋80℃ |
|
|
Ambient relative humidity |
5 to 95%, non-condensing (RH class 2, in accordance with IEC61131-2) |
|
|
Electromagnetic Compatibility |
Noise suppression, in accordance with IEC61000-6-2 |
|
|
Mechanical class (vibration) |
IEC60068,Part2-6/10up58Hz |
|
|
Protection class |
IP20 |
|
